Navigation star
The navigation stars are particularly bright stars used in navigation .
description
The most common list of navigational stars is since the year 1802 in the navigation manual American Practical Navigator by Nathaniel Bowditch published. In addition, navigation stars are listed in most nautical almanacs and astronomical yearbooks .
The stars are numbered from west to east according to convention; i.e., with decreasing star angle . The number of navigation stars varies between approx. 50 and 200 in the different manuals.
This list gives the numbers, names and star locations (J2000.0) of the 58 classic navigation stars , each rounded to one degree .
NA no. | NJ no. | HR no. | Proper name | like | Bayer name | SHA | δ | Distance ( ly ) |
---|---|---|---|---|---|---|---|---|
1 | 1 | 15th | Alpheratz | 2.07 | α And | 358 | N 29 ° | 97 |
2 | 3 | 99 | Ankaa | 2.4 | α Phe | 354 | S 42 ° | 77 |
3 | 4th | 168 | Schedir | 2.24 | α Cas | 350 | N 57 ° | 230 |
4th | 5 | 188 | Diphda | 2.04 | β cet | 349 | S 18 ° | 96 |
5 | 8th | 472 | Achernar | 0.45 | α Eri | 336 | S 57 ° | 144 |
6th | 11 | 617 | Hamal | 2.01 | α Ari | 328 | N 23 ° | 66 |
* | 9 | 424 | Polaris | 1.99 var | α UMi | 322 | N 89 ° | 430 |
7th | * | 897 898 | Acamar | 2.88 | θ Eri | 316 | S 40 ° | 160 |
8th | 12 | 911 | Menkar | 2.54 | α cet | 315 | N 04 ° | 220 |
9 | 14th | 1017 | Mirfak | 1.8 | α per | 309 | N 50 ° | 590 |
10 | 16 | 1457 | Aldebaran | 0.86 var | α tau | 291 | N 17 ° | 65 |
11 | 17th | 1713 | Rigel | 0.15 var | β Ori | 281 | S 08 ° | 770 |
12 | 18th | 1708 | Capella | 0.07 | α Aur | 281 | N 46 ° | 42 |
13 | 19th | 1790 | Bellatrix | 1.64 | γ Ori | 279 | N 06 ° | 240 |
14th | 20th | 1791 | Elnath | 1.66 | β tau | 279 | N 29 ° | 130 |
15th | 21st | 1903 | Alnilam | 1.69 | ε Ori | 276 | S 01 ° | 1300 |
16 | 24 | 2061 | Betelgeuse | 0.55 var | α Ori | 271 | N 07 ° | 430 |
17th | 27 | 2326 | Canopus | −0.73 | α Car | 264 | S 53 ° | 310 |
18th | 29 | 2491 | Sirius | −1.46 | α CMa | 259 | S 17 ° | 9 |
19th | 30th | 2618 | Adhara | 1.5 | ε CMa | 255 | S 29 ° | 430 |
20th | 33 | 2943 | Prokyon | 0.36 | α CMi | 245 | N 05 ° | 11 |
21st | 34 | 2990 | Pollux | 1.14 | β According to | 244 | N 28 ° | 34 |
22nd | 35 | 3307 | Avior | 1.87 | ε 1 car | 234 | S 60 ° | 630 |
23 | 36 | 3634 | Suhail | 2.23 | λ Vel | 223 | S 43 ° | 570 |
24 | 37 | 3685 | Miaplacidus | 1.67 | β Car | 222 | S 70 ° | 113 |
25th | 38 | 3748 | Alphard | 1.98 | α Hya | 218 | S 09 ° | 180 |
26th | 39 | 3982 | Regulus | 1.36 | α Leo | 208 | N 12 ° | 78 |
27 | 41 | 4301 | Dubhe | 1.8 | α 1 UMa | 194 | N 62 ° | 124 |
28 | 42 | 4534 | Denebola | 2.14 | β Leo | 183 | N 15 ° | 36 |
29 | * | 4662 | Gienah Gurab | 2.58 | γ Crv | 176 | S 18 ° | 165 |
30th | 43 | 4730 | Acrux | 0.79 | α 1 cru | 173 | S 63 ° | 320 |
31 | 44 | 4763 | Gacrux | 1.63 | γ Cru | 172 | S 57 ° | 88 |
32 | 46 | 4905 | Alioth | 1.77 | ε UMa | 167 | N 56 ° | 81 |
33 | 49 | 5056 | Spica | 0.97 | α Vir | 159 | S 11 ° | 260 |
34 | 50 | 5191 | Alkaid | 1.86 | η UMa | 153 | N 49 ° | 101 |
35 | 51 | 5267 | Hadar | 0.61 | β cen | 149 | S 60 ° | 530 |
36 | 52 | 5288 | Menkent | 2.06 | θ cen | 148 | S 36 ° | 61 |
37 | 53 | 5340 | Arcture | −0.05 | α Boo | 146 | N 19 ° | 37 |
38 | 54 | 5459 | Alpha Centauri | −0.27 | α 1 cen | 140 | S 61 ° | 4th |
39 | 56 | 5530 5531 | Zuben-el-dschenubi | 2.64 | α Lib | 137 | S 16 ° | 77 |
40 | 57 | 5563 | Kochab | 2.07 | β UMi | 137 | N 74 ° | 127 |
41 | 59 | 5793 | Alphekka | 2.22 var | α 1 CrB | 126 | N 27 ° | 75 |
42 | 61 | 6134 | Antares | 0.95 var | α Sco | 113 | S 26 ° | 600 |
43 | 62 | 6217 | Atria | 1.92 | α TrA | 108 | S 69 ° | 420 |
44 | * | 6378 | Sabik | 2.43 | η Oph | 103 | S 16 ° | 84 |
45 | 64 | 6527 | Shaula | 1.62 | λ Sco | 097 | S 37 ° | 700 |
46 | 65 | 6556 | Ras Alhague | 2.08 | α Oph | 096 | N 13 ° | 47 |
47 | 67 | 6705 | Etamin | 2.24 | γ Dra | 091 | N 52 ° | 148 |
48 | 68 | 6879 | Kaus Australis | 1.84 | ε Sgr | 084 | S 34 ° | 145 |
49 | 69 | 7001 | Vega | 0.03 | α Lyr | 081 | N 39 ° | 25th |
50 | 70 | 7121 | Nunki | 2.05 | σ Sgr | 076 | S 26 ° | 220 |
51 | 71 | 7557 | Altair | 0.77 | α Aql | 062 | N 09 ° | 17th |
52 | 72 | 7790 | Peacock | 1.93 | α Pav | 054 | S 57 ° | 180 |
53 | 73 | 7924 | Deneb | 1.24 | α Cyg | 050 | N 45 ° | 3000 |
54 | 75 | 8308 | Enif | 2.38 | ε Peg | 034 | N 10 ° | 670 |
55 | 76 | 8425 | Al Nair | 1.74 | α Gru | 028 | S 47 ° | 101 |
56 | 78 | 8728 | Fomal skin | 1.15 | α PsA | 016 | S 30 ° | 25th |
57 | 80 | 8781 | Markab | 2.49 | α peg | 014 | N 15 ° | 140 |
See also
literature
- Nathaniel Bowditch : The American Practical Navigator - An Epitome of Navigation. United States Government Printing Office , 2002.
- The Nautical Almanac .
- Wolfgang Köberer: Instrument unde Declinatie der Sünnen. The oldest Low German navigation manual by Jacob Alday from 1578. Facsimile, transcription and commentary volume. Edition Stiedenrod, Wiefelstede 2009.
Web links
- Navigational Star Chart ( US Naval Observatory ) (English)